Space Invaders Extreme Cheats (Xbox360)

Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

 - Sure Shot (10 points): Defeated a wave of invaders without missing a shot. 

 - Combo Meal (10 points): Destroyed at least 21 invaders in a row. 

 - Goliath Killer (10 points): Defeated the first Boss Invader. 

 - First Taste of Victory (10 points): Won an online match for the first time. 

 - Lieutenant Rank A (10 points): Achieved Rank A at the end of a level. 

 - Lone Wolf Victory (15 points): Completed the game in Arcade Mode. 

 - Hot Streak (15 points): Triggered at least 4 rounds of Fever Time. 

 - Space Invader Veteran (20 points): Won 25 online matches in VS Mode. 

 - Team Victory (20 points): Completed the game in Co-op Arcade mode. 

 - Hero of Nagoya (25 points): Achieved 1 ROW using the Nagoya Attack technique. 

 - Space Commander Rank S (25 points): Achieved Rank S 3 times. 

 - Take That! (30 points): Defeated a Boss Invader without missing a shot.